The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony E 50mm F1.8 OSS and the Lensbaby Sol 45 Mirrorless for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Lensbaby Sol 45 Mirrorless is the longer of the two lenses at 65mm. The Sony E 50mm F1.8 OSS with a length of 62mm, is 3mm shorter. Besides being longer, the Lensbaby Sol 45 Mirrorless also has a larger diameter of 73mm compared to the Sony E 50mm F1.8 OSS's 62mm diameter.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Sony E 50mm F1.8 OSS weighs 202g, which means it is 70g (25%) lighter than the Lensbaby Sol 45 Mirrorless which has a weight of 272g.
Lens Mounts
Both the Sony E 50mm F1.8 OSS and the Lensbaby Sol 45 Mirrorless has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A6700, Sony FX30 and Sony ZV-E10.
Lensbaby Sol 45 Mirrorless is also available in Fujifilm X mount.
Focal Range
Sony E 50mm F1.8 OSS is a prime lens with fixed focal lenght of 50mm which has an effective (full-frame 35mm equivalent) focal range of
75mm when used on a APS-C / DX format camera.
On the other hand, the Lensbaby Sol 45 Mirrorless is a prime lens with fixed focal lenght of 45mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 67.5mm.